Find the next term: 2, 6, 12, 20, 30, 42, ? MCQ with Answer and Explanation

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Find the next term: 2, 6, 12, 20, 30, 42, ?

A. 54

B. 58

C. 60

D. 56

Answer: Option D

Solution (By JKSSB Mock Tests)

n(n+1): 1×2,2×3,3×4,4×5,5×6,6×7,7×8 → 2,6,12,20,30,42,56.

This question belongs to: Reasoning Logical Reasoning

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Question #1

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S is the father of T. T is the sister of U. U is the son of V. How is V related to S?

A. Mother

B. Father

C. Wife

D. Husband

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Correct Answer: Option C

Explanation:
S father of T and U. V parent of U, so V is mother (wife of S).

This question belongs to: Reasoning Logical Reasoning

Question #2

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Statements: All flowers are trees. Some trees are herbs. Conclusions: I. Some herbs are flowers. II. Some trees are flowers.

A. Only I follows

B. Both follow

C. Neither follows

D. Only II follows

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Correct Answer: Option D

Explanation:
All flowers trees means some trees are flowers. No definite herbs and flowers.

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Question #3

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In a certain code, '467' means 'leaves are green', '485' means 'green is good' and '639' means 'they are playing'. Which digit stands for 'leaves'?

A. 7

B. 6

C. 4

D. 3

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Correct Answer: Option A

Explanation:
'green' first two =4. 'are' first and third =6. Remaining 7 = leaves.

This question belongs to: Reasoning Logical Reasoning

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